Pith Number

pith:6BRAXGQ7

pith:2015:6BRAXGQ7RG3UZWYDFDMDEQTCMW

not attested not anchored not stored refs pending

Discontinuous Galerkin approximation of linear parabolic problems with dynamic boundary conditions

Marco Verani, Maurizio Grasselli, Paola F. Antonietti, Simone Stangalino

arxiv:1501.04765 v1 · 2015-01-20 · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6BRAXGQ7RG3UZWYDFDMDEQTCMW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:29:02.884169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0620b9a1f89b74cdb0328d83242626593766f632ae41b5f214ca03b44baef82

Aliases

arxiv: 1501.04765 · arxiv_version: 1501.04765v1 · doi: 10.48550/arxiv.1501.04765 · pith_short_12: 6BRAXGQ7RG3U · pith_short_16: 6BRAXGQ7RG3UZWYD · pith_short_8: 6BRAXGQ7

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/6BRAXGQ7RG3UZWYDFDMDEQTCMW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f0620b9a1f89b74cdb0328d83242626593766f632ae41b5f214ca03b44baef82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93546194ff3939c4a31a5a84e2d716773f55c1188b8580958b1db08841432a38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-01-20T11:30:05Z",
    "title_canon_sha256": "9f365bc3aeeea879d8dbc15cd5a814593b9935cef29e96f4bfa798f2e57a7f62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04765",
    "kind": "arxiv",
    "version": 1
  }
}